Handle case where trans>=0 is specified for an object in a room with no image
Update readme to markdown to look nice on gitub
Change access mode of files to non-executable
Fix compilation with latest version of bison
Silence various compiler warnings
Added error message about unsupported costume palette sizes
Fixed GTK warnings about setting an adjustment with non-zero page size
Need to link explicitly against math library
man/soun: Remove some options that never existed
Soun tool now supports generating SBL and SPK SOUN blocks
Update openquest to play sound blocks instead of using monster.sou where sensible